Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is a front view thereof, in which a display screen in broken lines is provided to illustrate an example environment.

The broken lines shown in the drawings represent portions of the display screen or portion thereof with graphical user interface and environment that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 